supply of set of complete diaphargm with g.f nylonset of complete diaphargm with g.f nylon,set of complete diaphargm with g.f nylon center disc & gasket ring for m/s,eversure make air flow relay.consists of 07 items as shown below:-(1) item no.dia phragm for qvsl-1, m/s eversure drg.no.eee/afr/05(rev-1)item ref.no.1, qty/set= 01 no. (2) item no.diaphragm for qvsl-2, m/s eversure drg.no.eee/afr/05(rev-1)item ref.no.1, q ty/set= 01 no.(3) item no.diaphragm for qvrh, m/s eversure drg.no.eee/afr/05(rev-1)ite m ref.no.1, qty/set= 01 no.(4) item no.diaphragm for qvmt-1, m/s eversure drg.no.eee/a fr/05(rev-1)item ref.no.1, qty/set= 01 no. as per drg.no. (5) item no.diaphragm for qvmt-2, m/s eversure drg no. eee/afr/05(rev-1) ref. no-1 6) diaphragm for qvsi-1 qty/set= 01 nos. eversur e drg no- eee/afr/06/(rev-1) ref. no.- 1 7) diaphragm for qvsi-2 qty/set- 01 no eversure drg. no. eee/af r/06 (rev-1) ref. no- 1 [ warranty period: 30 months after the date of delivery ]